Home / 82,383.21-113,684.40-46,571.13

Finding the Fourth Proportional to 82,383.21, 113,684.40 and 46,571.13

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Solution

The fourth proportional to 82,383.21, 113,684.40 and 46,571.13 is: 64,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,383.21 : 113,684.40 = 46,571.13 : x
  2. Step 2: Convert to fraction form
    82,383.21/113,684.40 = 46,571.13/x
  3. Step 3: Cross multiply
    82,383.21x = 113,684.40 × 46,571.13
  4. Step 4: Simplify right side
    82,383.21x = 5,294,410,971.37
  5. Step 5: Solve for x
    x = 5,294,410,971.37/82,383.21
  6. Step 6: Final answer
    x = 64,265.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.